import java.util.*;
import java.util.stream.Stream;

/**
 * @ClassName Demo04
 * @Description TODO
 * @Author Li
 * @Date 2022/8/14 17:38
 * @ModifyDate 2022/8/14 17:38
 * @Version 1.0
 */
public class Demo04 {
    public static void main(String[] args) {
        List<String> list = new ArrayList<>();
        Stream<String> stream1 = list.stream();
        Set<String> set = new HashSet<>();
        Stream<String> stream2 = set.stream();
        Vector<String> vector = new Vector<>();
        Stream<String> stream3 = vector.stream();
    }
}
